Unfortunately, the field groups are loaded after the point where you can add or remove editor support, so there isn’t a way to switch between classic/block editor based on ACF field groups. The closest you might be able to come to this is to use a custom template and remove editor support for any page using that template.
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2022 was a big year for Advanced Custom Fields, with more capabilities, a new generation of ACF Blocks, a refreshed UI, and a new home. Our year in review post looks at advancements we’ve made and offers a glimpse of the future. https://t.co/HahJUCcyH4