Can I view my site even though my domain name servers haven't propagated yet?

Yes, You can view the same by visiting

http://yoursiteipaddress/~yourusername/

Your IP address and username is located in your welcome email. Please don't forget to use http:// or ~ or the trailing / in the URL

You can view this article online at:
http://www.hostlx.com/support/index.php/article/alternateurl