Should be totally possible 
However, if your colleague is worried, how about bouncing all the Cubase instrument tracks to audio first (portable disc space permitting, of course), then just using audio tracks in Logic… maybe with Logic’s own FX?
Should be totally possible
However, if your colleague is worried, how about bouncing all the Cubase instrument tracks to audio first (portable disc space permitting, of course), then just using audio tracks in Logic… maybe with Logic’s own FX?