With the new system, all files are in your Media Library, and so are available for re-use. If you have more than one page in your original document, and you only want one page of it, you'll have to isolate that page on your computer, and upload it, separately, as far as I understand it.
Instructions & Guidelines
If you need more help, you can ask our community of users.
TeacherARG
Hello,
No. It's no possible.
With the new system, all files are in your Media Library, and so are available for re-use. If you have more than one page in your original document, and you only want one page of it, you'll have to isolate that page on your computer, and upload it, separately, as far as I understand it.