as long as you set the html editor instance to only allow access to the Security Assist Administrator user is should be good.
just to make sure though, what are the differences you are seeing?
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.