scan as before
That only has meaning if you describe in detail how you used it before. We only know what you tell us.
None of the drivers I've found will work properly.
Epson is very clear about it: only one Recommended for you: “Scanner Driver and EPSON Scan Utility v4.0.2.0”, epson17312.dmg for Mac OS X 10.5 – macOS 10.13. This file contains the Epson Perfection V500 Series EPSON Scan Utility and Universal Binary Scanner Driver (TWAIN) v4.0.2.0.
You may optionally also want to download other Epson Utilities from the same page:
ICA Scanner Driver v5.8.7 for Image Capture – if you opt to use the scanner with the Apple Image Capture application.
Epson Event Manager v2.51.60 – scan from the Epson control panel
Epson Easy Photo Scan v1.0.16 – edit and share scans
Epson Software Updater v2.3.3 – update manager
Epson Copy Utility v4.0.3 – printer integration, to mimic a copier
EPSON Scan Common Updater v1.00 – fix for pauses and network saving