Full (normal) space PDF export broken when individual custom pages are selected

After navigating to the space PDF export page and selecting specific pages to export, selecting Normal export to export everything will not do what is expected and will only export the selected pages.

How to Reproduce

1) Navigate to the space PDF export page
2) Select custom export and one individual page to export
3) Select Normal export again and export

Expected

A full space PDF export

Actual Result

Only the previously selected individual page is exported