AugmentTrainingData[{data,seg},vox]

augments data and segmentation consistently.

AugmentTrainingData[{data,seg},vox,aug]

controls augmentation. aug can be True/False for all, or an association with any of the keys "Flip", "Rotate", "Scale", "Noise", "Blur", "Bias" (unspecified keys default to True).

AugmentTrainingData[data,vox]

augments data only, returning the data without segmentation.