Using both of the inputs/outputs and panning left and right should provide stereo monitoring.

See manual here (page 11)
https://d3se566zfvnmhf.cloudfront.net/sites/default/files/focusrite/downloads/7317/scarlett-2i2-user-guide-v2.pdf


Make your sound your own!
.. I do not work here, but the benefits are still awesome