This is because your Apple Cash and Apple Card accounts cannot be transferred to another Apple ID, nor can you access them using a different Apple account. But if your motive to sign out is to stop using this Apple ID, please be informed that you will lose the money added there. As a result, you can use these on your other Apple devices.
Do you have remaining Apple ID Balance, Apple Cash, or credits? These things are linked to your Apple ID and not the device.
You cannot use Continuity features like Handoff, Universal Clipboard, and Auto Unlock your iPhone or Mac with your Apple Watch.Safari tabs, bookmarks, Reading Lists, or history won’t sync with your other iPhone, iPad, or Mac.Any updates you make to your contacts, calendar events, reminders won’t sync among your other Apple devices.As a result, if a third-party app syncs data or stores it in iCloud Drive, that would be affected. After you sign out of your Apple ID, you cannot use any iCloud service ( list below).Also, once you sign in again, everything will sync and work like before. You can continue to use the iCloud services on your other devices. Please note that the consequences are limited to that device only. Here’s what happens when you sign out of iCloud or Apple ID. On Mac Consequences of signing out of iCloud or your Apple ID