once the cc desktop is installed it does a lot of things behind the scenes that you cannot easily control. your easy option is to not install the cc desktop app (and forego the benefits in exchange for avoiding the drawbacks), or install it and live with it as best you can.
if, you want to uninstall it, follow these instructions:
contact adobe support* for direct download links for each app you want to install
*using a browser that allows popups and cookies, contact adobe support during pst business hours by clicking here, https://helpx.adobe.com/contact.html?rghtup=autoOpen in the chat field (lower right), type AGENT be patient, it can take quite a while to reach a human