According to the recent spec change, font-family descriptor should accept multiple family-name values inside @font-palette-values rule: https://drafts.csswg.org/css-fonts-4/#font-family-2-desc WPT: https://wpt.fyi/results/css/css-fonts/parsing/font-palette-values-valid.html?label=master&label=experimental&product=chrome&product=firefox&product=safari&aligned&view=interop&q=label%3Ainterop-2023-fonts
<rdar://problem/111011203>
*** This bug has been marked as a duplicate of bug 252569 ***