To reproduce:
1. Set default conversion to ALAC/24b/96kHz.
2. Load cue.
3. Run "Split each tracks" - it reports ALAC/24bit/96kHz as set up above.
4: Play one of the split tracks - it is reported as 16bit 44.1kHz 133kbps
MediaInfo report on output: 132kb/s 44.1kHz, 2channels, AAC LC