Beyond the driver issues, you may have Windows troubles as most folk that do this don't have a background in networking. That is, even if you sorted the driver issues and more, what good will it do? That is, what's the goal here?
Without a full background I have to write you can connect it, but it's almost a sure bet it won't do what you thought it would.
Please i work on a project, and i want to know if i can use 2 USB Internet Modems in just one PC and make them work both in the same time.