addressed the comment

tests/kafkatest/tests/core/transactions_mixed_versions_test.py

@@ -20,7 +20,7 @@
 from kafkatest.services.transactional_message_copier import TransactionalMessageCopier
 from kafkatest.utils import is_int
 from kafkatest.utils.transactions_utils import create_and_start_copiers
-from kafkatest.version import LATEST_3_1, LATEST_3_2, LATEST_3_3, LATEST_3_4, LATEST_3_5, \
+from kafkatest.version import LATEST_3_3, LATEST_3_4, LATEST_3_5, \
     LATEST_3_6, LATEST_3_7, LATEST_3_8, LATEST_3_9, DEV_BRANCH, KafkaVersion, LATEST_STABLE_METADATA_VERSION
 
 from ducktape.tests.test import Test
@@ -198,10 +198,9 @@ def test_transactions_mixed_versions(self, old_kafka_version, metadata_quorum=qu
         self.kafka.interbroker_security_protocol = security_protocol
         self.kafka.logs["kafka_data_1"]["collect_default"] = True
         self.kafka.logs["kafka_data_2"]["collect_default"] = True
-        self.kafka.logs["kafka_operational_logs_debug"]["collect_default"] = False if old_kafka_version == str(LATEST_3_2) else True
-        # The 3.2.3 release does not include KAFKA-14259, which will cause an exception when writing debug messages.
-        # Therefore, changing the log level to INFO can avoid triggering the bug.
-        self.kafka.log_level = "INFO" if old_kafka_version == str(LATEST_3_2) else "DEBUG"
+        self.kafka.logs["kafka_operational_logs_debug"]["collect_default"] = True
+
+        self.kafka.log_level = "DEBUG"
 
         self.setup_topics()
         self.kafka.start()