Channgel entry to disabled
Under Settings > Sections > [section] > Site Settings, you can set the Default Status per-site for new entries in that section.



For copying the actual content, set the appropriate "Propagation Method" setting underneath. Note that the propagation only happens on the first save. If you need to overwrite/sync content across sites after the first save, there's the Sync Sites plugin: https://github.com/timkelty/craftcms-site-sync