How about; make copy of full song [for rehearsing + annotations]> reorder/crop for your part after rehearsing. Then if you annotate your part you can 'reassemble' back to the original copy and the reassembled copy should now have all of the annotations.
Making a copy is insurance.
Making a copy is insurance.
Dell Latitude 13.5" 2-in-1 Ubuntu/Win 11
Samsung Note Pro SM-P900 12.2 Android 5.0.2
Samsung S7+, Android 12
Samsung Note Pro SM-P900 12.2 Android 5.0.2
Samsung S7+, Android 12