How setup the Tascam us16x08 outputs in Cubase and Nuendo

How to add all 8 Tascam us-16x08 audio interface outputs to Cubase and Nuendo. How to setup stereo and mono outputs and how to change which us-16x08 outputs the stereo and mono outputs are sent to.
plus... How to send a tracks output to a different us-16x08 output or outputs. And... How to send the tracks output to a second stereo or mono output.