Can we pop-up Alert messages (in line Validations) without saving data in EPBCS data form?

Summary:

We are having a Data Input form for capturing percentage input across CC dimension which should total to exact 100.

Can we have In-line Validations on the data form without saving the data?

Content (required):

We are having a Data Input form for capturing percentage input across CC dimension which should total to exact 100.

Can we have In-line Validations on the data form without saving the data?

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Code Snippet (add any code snippets that support your topic, if applicable):