No uniform realisation is possible. It occurs as faceting of the cuboctahedron (co).

Incidence matrix according to Dynkin symbol

o3β4o

both( . . . ) | 12 |  2  4 | 2  4
--------------+----+-------+-----
both( . s4o ) ♦  2 | 12  * | 0  2
sefa( o3β4o ) |  2 |  * 24 | 1  1
--------------+----+-------+-----
      o3β .   ♦  3 |  0  3 | 8  *
sefa( o3β4o ) |  4 |  2  2 | * 12

starting figure: o3x4o

β3o3β

both( . . . ) | 12 |  2  2  2 | 1 1  4
--------------+----+----------+-------
both( s 2 s ) ♦  2 | 12  *  * | 0 0  2
sefa( β3o . ) |  2 |  * 12  * | 1 0  1
sefa( . o3β ) |  2 |  *  * 12 | 0 1  1
--------------+----+----------+-------
      β3o .   ♦  3 |  0  3  0 | 4 *  *
      . o3β   ♦  3 |  0  0  3 | * 4  *
sefa( β3o3β ) |  4 |  2  1  1 | * * 12

starting figure: x3o3x