You can. Open Universal Control. Click the image of the Studio 192 to open the Mixer view. Click the Settings wheel at the top right hand corner. Bypass Mixer.
Just keep in mind that the Outputs are discreet. There is a channel offset in your DAW.
Outs 1/2 = Mains L/R
Outs 3-10 = Line Outs 1-8
Outs 11/12 = Headphone 1
Outs 13/14 = Headphone 2
Outs 15/16 = SPDIF Outs
Outs 17-32 = ADAT Outs