The draw is due to take place from around midday GMT, 7 a.m. ET on Friday, Feb. 24.
Nabil Bentaleb praises Schalke's comprehensive second leg performance as they downed PAOK Salonika 4-1 on aggregate.
Jose Mourinho has revealed match-winner Henrikh Mkhitaryan and fellow midfielder Michael Carrick are likely to miss Sunday's EFL Cup final.
Jose Mourinho is pleased his side finished St Etienne off early, and is coy on the Wayne Rooney rumours.
Man United didn't need to try hard to ease beyond Saint-Etienne in the Europa League round of 32, but the focus will be Henrikh Mkhitaryan's injury.
After a scrappy start, United scored the goal that put the tie beyond any doubt after 16 minutes.